172428809

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{1321}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 204328320

約数和(自身を除く): 31899511

約数列:

[1, 7, 29, 203, 643, 1321, 4501, 9247, 18647, 38309, 130529, 268163, 849403, 5945821, 24632687, 172428809]

約数ペア:

[(1, 172428809), (7, 24632687), (29, 5945821), (203, 849403), (643, 268163), (1321, 130529), (4501, 38309), (9247, 18647)]